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FirstFT: the day's biggest stories
，这一点在PG官网中也有详细论述
Материалы по теме:
Refueling typically happens at the back of the plane, where the boom operator is located. A fuel boom is lowered to connect with fighters, bombers or other aircraft. On many of the planes, the boom operator works lying face down while looking out of a window on the underside of the plane.
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